<template>
  <div class="jsbos-common-layout">
    <div class="jsbos-common-layout-center">
      <el-row class="jsbos-common-search-box" :gutter="16">
        <el-form @submit.native.prevent>
          <el-col :span="6">
            <el-form-item label="关键词">
              <el-input
                v-model="keyword"
                placeholder="请输入关键词查询"
                clearable
                @keyup.enter.native="initData()"
              />
            </el-form-item>
          </el-col>
          <el-col :span="6">
            <el-form-item>
              <el-button
                type="primary"
                icon="el-icon-search"
                @click="initData()"
              >
                {{ $t("common.search") }}</el-button
              >
              <el-button icon="el-icon-refresh-right" @click="refresh()"
                >{{ $t("common.reset") }}
              </el-button>
            </el-form-item>
          </el-col>
        </el-form>
      </el-row>
      <div class="jsbos-common-layout-main jsbos-flex-main">
        <div class="jsbos-common-head">
          <div></div>
          <div class="jsbos-common-head-right">
            <el-tooltip
              effect="dark"
              :content="$t('common.refresh')"
              placement="top"
            >
              <el-link
                icon="icon-ym icon-ym-Refresh jsbos-common-head-icon"
                :underline="false"
                @click="initData()"
              />
            </el-tooltip>
          </div>
        </div>
        <jsbos-table
          v-loading="listLoading"
          :data="list"
          @expand-change="expandChange"
          :hasNO="false"
        >
          <el-table-column type="expand" width="40">
            <template slot-scope="scope">
              <el-table
                v-loading="scope.row.childLoading"
                :data="scope.row.childTable"
                size="mini"
              >
                <el-table-column prop="fullName" label="名称" />
                <el-table-column prop="enCode" label="编码" width="150" />
              </el-table>
            </template>
          </el-table-column>
          <el-table-column
            type="index"
            width="50"
            label="序号"
            align="center"
          />
          <el-table-column prop="fullName" label="名称" />
          <el-table-column prop="enCode" label="编码" width="175" />
        </jsbos-table>
      </div>
    </div>
  </div>
</template>

<script>
import { CityList, IndustryList } from "@/api/extend/tableExample";
export default {
  name: "extend-tableDemo-extension",
  data() {
    return {
      keyword: "",
      list: [],
      total: 0,
      listLoading: true,
      listQuery: {
        currentPage: 1,
        pageSize: 20,
        sort: "desc",
      },
      formVisible: false,
    };
  },
  created() {
    this.initData();
  },
  methods: {
    refresh() {
      this.keyword = "";
      this.initData();
    },
    initData() {
      this.listLoading = true;
      IndustryList({ keyword: this.keyword }).then((res) => {
        this.list = res.data.list;
        for (let i = 0; i < this.list.length; i++) {
          this.$set(this.list[i], "isExpanded", false);
          this.$set(this.list[i], "childTable", []);
          this.$set(this.list[i], "childLoading", false);
        }
        this.listLoading = false;
      });
    },
    expandChange(rows) {
      rows.isExpanded = !rows.isExpanded;
      if (!rows.isExpanded) return;
      if (rows.childTable.length) return;
      rows.childLoading = true;
      CityList(rows.id)
        .then((res) => {
          rows.childLoading = false;
          rows.childTable = res.data.list;
        })
        .catch(() => {
          rows.childLoading = false;
        });
    },
  },
};
</script>
